| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 0.53 | 0.52 | 0.01 |
| Feb | 0.76 | 0.73 | 0.03 |
| Mar | 1.26 | 1.30 | -0.04 |
| Apr | 1.99 | 1.98 | 0.01 |
| May | 3.61 | 3.57 | 0.04 |
| Jun | 3.24 | 3.05 | 0.19 |
| Jul | 3.72 | 3.65 | 0.07 |
| Aug | 3.10 | 3.14 | -0.04 |
| Sep | 1.82 | 1.87 | -0.05 |
| Oct | 1.68 | 1.65 | 0.03 |
| Nov | 0.84 | 0.83 | 0.01 |
| Dec | 0.81 | 0.85 | -0.04 |
23.36 | 23.14 | 0.22 |